/**
 * @param {(Object|string|number)} time
 * @param {string} cFormat
 * @returns {string | null}
 */
export function parseTime(time, cFormat = '{y}-{m}-{d}') {
    if (!time) {
        return null;
    }

    let date;
    if (typeof time === 'object') {
        date = time;
    } else {
        if (typeof time === 'string' && /^[0-9]+$/.test(time)) {
            time = parseInt(time);
        }
        if (typeof time === 'number' && time.toString().length === 10) {
            time = time * 1000;
        }
        date = new Date(time);
    }

    const formatObj = {
        y: date.getFullYear(),
        m: date.getMonth() + 1,
        d: date.getDate(),
        h: date.getHours(),
        i: date.getMinutes(),
        s: date.getSeconds(),
        a: date.getDay(),
    };
    const time_str = cFormat.replace(/{([ymdhisa])+}/g, (result, key) => {
        let value = formatObj[key];
        // 星期
        if (key === 'a') {
            return ['日', '一', '二', '三', '四', '五', '六'][value];
        }
        // 补零
        return value.toString().padStart(2, '0');
    });
    return time_str;
}
